package com.usian.fastdfs.controller;

import com.usian.fastdfs.utils.FastDFSClientUtil;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.multipart.MultipartFile;

@RestController
@RequestMapping("/file")
public class FileController {
    @Autowired
    private FastDFSClientUtil fastDFSClientUtil;

    @Value("${fileServerUrl}")
    private String fileServerUrl ;

    @PostMapping("/upload")
    public String uploadFile(MultipartFile file) {
        try {
            //判断文件是否存在
            if (file == null) {
                throw new RuntimeException("文件不存在");
            }
            //获取文件的完整名称
            String originalFilename = file.getOriginalFilename();
            if (StringUtils.isEmpty(originalFilename)) {
                throw new RuntimeException("文件不存在");
            }
            String url = fastDFSClientUtil.uploadFile(file);
            System.out.println(url);
            return fileServerUrl+url;

        } catch (Exception e) {
            e.printStackTrace();
        }
        return "文件上传失败";
    }
}
